# BoilerFix AI vs TrainAR

The clearest difference is in-app purchases: TrainAR at none against BoilerFix AI's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. BoilerFix AI sells 2 in-app purchases, starting at $3.99 per month. TrainAR asks for nothing beyond the download.

BoilerFix AI ships an update every 3 months, TrainAR every 4 months. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | BoilerFix AI | TrainAR |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Subscription | — |
| Size | 7 MB | 126 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Stephen Bird](https://appshunter.io/developer/1896013981) | [TrainAR Limited](https://appshunter.io/developer/6786016891) |

## What reviewers say

### BoilerFix AI

[App page](https://appshunter.io/ios/app/boilerfix-ai/id6765623181)

A comprehensive mobile toolkit designed for UK Gas Safe registered heating engineers. It consolidates fault code databases, control guides, AI diagnostics, customer management, and administrative tools into a single, offline-capable application.

**Highlights:** Fault Code Database (12 manufacturers), AI Diagnostic Assistant, Boiler Passport (QR-linked service history), Customer Hub & Job Calendar, CP12 Certificates generation, Invoicing & Bookkeeping, Offline functionality

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BoilerFix AI Basic | $3.99 | per month |
| BoilerFix AI Pro | $5.99 | per month |


### TrainAR

[App page](https://appshunter.io/ios/app/trainar/id6786016889)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BoilerFix AI free?

BoilerFix AI is free to download, with in-app purchases available.

### Is TrainAR free?

TrainAR is free to download, with no in-app purchases.

### Do BoilerFix AI or TrainAR have ads?

Neither BoilerFix AI nor TrainAR shows ads.

### Which is updated more often, BoilerFix AI or TrainAR?

BoilerFix AI ships an update every 3 months, and TrainAR every 4 months. Most recently, BoilerFix AI was updated on October 29, 2026 and TrainAR on October 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*